Two years have passed since white collar worker Jiang Yi Yi (Ivy Chen) and her first love Chu Tian Qi (Archie Kao) broke up. Even though Yi Yi pretends to not be affected anymore, she still can’t forget him. Then she meets the trainee guardian Fang Mu Ye (Wang Zi Qi) from the Guardian Tribe, with whom she ends up living together. Mu Ye’s supernatural powers add a lot of fun to Yi Yi’s life, making her gradually forget Tian Qi and focus on her dream of becoming an inventor again. The two become a bickering couple, however, a crazy scientist, who’s looking for a study object, appears.